2792778

Information

• Patent Grant
• 2792778

• References
• Source

• Patent Number

  2,792,778

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1957
  67 years ago

• CPC

  • B41K3/263 - having a stamping surface with changeable characters

• US Classifications

  • 101 - Printing